EP 1051091 A1 20001115 - FOOTWEAR HAVING SPRING ASSEMBLIES IN THE SOLES THEREOF
Title (en)
FOOTWEAR HAVING SPRING ASSEMBLIES IN THE SOLES THEREOF
Title (de)
SCHUHWERK MIT FEDERANORDUNG IN DEN SOHLEN
Title (fr)
CHAUSSURES CONTENANT DES ENSEMBLES DE RESSORTS DANS LES SEMELLES
Publication
Application
Priority
- US 9901950 W 19990128
- US 1571298 A 19980129
Abstract (en)
[origin: WO9938405A1] A shoe (20) having a preassembled spring assembly (30) incorporated into the sole thereof is provided. The spring assembly (30) includes a pair of plates (38) having a plurality of apertures (44) formed therein. The pair of plates (38) define an upper plate and a lower plate in which the apertures (44) formed in the upper and lower plates are axially aligned when the upper plate is disposed directly above the lower plate. A plurality of spring members (40) are disposed between the upper and lower plates. The spring members (40) are axially aligned with the plurality of apertures (44). A mechanism (42) for retaining the spring members between the upper and lower plates is also provided. The mechanism (42) for retaining is designed for retaining the upper and lower plates at a predetermined distance.
IPC 1-7
IPC 8 full level
A43B 13/18 (2006.01)
CPC (source: EP US)
A43B 13/182 (2013.01 - EP US)
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
WO 9938405 A1 19990805; AU 2653999 A 19990816; CA 2319022 A1 19990805; EP 1051091 A1 20001115; EP 1051091 A4 20030319; US 6006449 A 19991228
DOCDB simple family (application)
US 9901950 W 19990128; AU 2653999 A 19990128; CA 2319022 A 19990128; EP 99906691 A 19990128; US 1571298 A 19980129